It did!! See now https://zxbasic.readthedocs.io/en/latest/if/
Basically, for the ELSEIF (compound if), there must be a new line after THEN.
This is because ZX BASIC now allows no END IF for single line ones!! (yes, like classic BASIC).
See: <!-- w --><a class="postlink" href="http://www.boriel.com/forum/post6091.html#p6091">www.boriel.com/forum/post6091.html#p6091</a><!-- w -->
Basically, for the ELSEIF (compound if), there must be a new line after THEN.
This is because ZX BASIC now allows no END IF for single line ones!! (yes, like classic BASIC).
See: <!-- w --><a class="postlink" href="http://www.boriel.com/forum/post6091.html#p6091">www.boriel.com/forum/post6091.html#p6091</a><!-- w -->